Vendor
2 published CVES affecting libspf, from public sources (CVE.org, NVD, CISA KEV, FIRST EPSS, OSV).
Newest publication first
Heap-based buffer overflow in the SPF_dns_resolv_lookup function in Spf_dns_resolv.c in libspf2 before 1.2.8 allows remote attackers to execute arbitrary code via a long DNS TXT record with a modified length field.
Format string vulnerability in ANSI C Sender Policy Framework library (libspf) before 1.0.0-p5, when debugging is enabled, allows remote attackers to execute arbitrary code via format string specifiers, possibly in an e-mail address.
Sources: CVE.org, NVD, CISA KEV, FIRST EPSS, OSV and public exploit-reference metadata. Product matching comes from the published CVE records. A proof-of-concept means public code exists; it is not evidence of exploitation.